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Diffstat (limited to 'mediagoblin/tools/mail.py')
| -rw-r--r-- | mediagoblin/tools/mail.py | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/mediagoblin/tools/mail.py b/mediagoblin/tools/mail.py new file mode 100644 index 00000000..6886c859 --- /dev/null +++ b/mediagoblin/tools/mail.py @@ -0,0 +1,150 @@ +# GNU MediaGoblin -- federated, autonomous media hosting +# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS. +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU Affero General Public License for more details. +# +# You should have received a copy of the GNU Affero General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +import smtplib +from email.MIMEText import MIMEText +from mediagoblin import mg_globals, messages +from mediagoblin.tools import common + +### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +### Special email test stuff begins HERE +### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +# We have two "test inboxes" here: +# +# EMAIL_TEST_INBOX: +# ---------------- +# If you're writing test views, you'll probably want to check this. +# It contains a list of MIMEText messages. +# +# EMAIL_TEST_MBOX_INBOX: +# ---------------------- +# This collects the messages from the FakeMhost inbox. It's reslly +# just here for testing the send_email method itself. +# +# Anyway this contains: +# - from +# - to: a list of email recipient addresses +# - message: not just the body, but the whole message, including +# headers, etc. +# +# ***IMPORTANT!*** +# ---------------- +# Before running tests that call functions which send email, you should +# always call _clear_test_inboxes() to "wipe" the inboxes clean. + +EMAIL_TEST_INBOX = [] +EMAIL_TEST_MBOX_INBOX = [] + + +class FakeMhost(object): + """ + Just a fake mail host so we can capture and test messages + from send_email + """ + def login(self, *args, **kwargs): + pass + + def sendmail(self, from_addr, to_addrs, message): + EMAIL_TEST_MBOX_INBOX.append( + {'from': from_addr, + 'to': to_addrs, + 'message': message}) + + +def _clear_test_inboxes(): + global EMAIL_TEST_INBOX + global EMAIL_TEST_MBOX_INBOX + EMAIL_TEST_INBOX = [] + EMAIL_TEST_MBOX_INBOX = [] + + +### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +### </Special email test stuff> +### ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +def send_email(from_addr, to_addrs, subject, message_body): + """ + Simple email sending wrapper, use this so we can capture messages + for unit testing purposes. + + Args: + - from_addr: address you're sending the email from + - to_addrs: list of recipient email addresses + - subject: subject of the email + - message_body: email body text + """ + if common.TESTS_ENABLED or mg_globals.app_config['email_debug_mode']: + mhost = FakeMhost() + elif not mg_globals.app_config['email_debug_mode']: + mhost = smtplib.SMTP( + mg_globals.app_config['email_smtp_host'], + mg_globals.app_config['email_smtp_port']) + + # SMTP.__init__ Issues SMTP.connect implicitly if host + if not mg_globals.app_config['email_smtp_host']: # e.g. host = '' + mhost.connect() # We SMTP.connect explicitly + + if ((not common.TESTS_ENABLED) + and (mg_globals.app_config['email_smtp_user'] + or mg_globals.app_config['email_smtp_pass'])): + mhost.login( + mg_globals.app_config['email_smtp_user'], + mg_globals.app_config['email_smtp_pass']) + + message = MIMEText(message_body.encode('utf-8'), 'plain', 'utf-8') + message['Subject'] = subject + message['From'] = from_addr + message['To'] = ', '.join(to_addrs) + + if common.TESTS_ENABLED: + EMAIL_TEST_INBOX.append(message) + + elif mg_globals.app_config['email_debug_mode']: + print u"===== Email =====" + print u"From address: %s" % message['From'] + print u"To addresses: %s" % message['To'] + print u"Subject: %s" % message['Subject'] + print u"-- Body: --" + print message.get_payload(decode=True) + + return mhost.sendmail(from_addr, to_addrs, message.as_string()) + + +def normalize_email(email): + """return case sensitive part, lower case domain name + + :returns: None in case of broken email addresses""" + try: + em_user, em_dom = email.split('@', 1) + except ValueError: + # email contained no '@' + return None + email = "@".join((em_user, em_dom.lower())) + return email + + +def email_debug_message(request): + """ + If the server is running in email debug mode (which is + the current default), give a debug message to the user + so that they have an idea where to find their email. + """ + if mg_globals.app_config['email_debug_mode']: + # DEBUG message, no need to translate + messages.add_message(request, messages.DEBUG, + u"This instance is running in email debug mode. " + u"The email will be on the console of the server process.") |